Eddie Whitie developed configurable HTTP header support for the Temporal codec server within the temporalio/cli repository, focusing on enhancing security and integration flexibility. By introducing the CodecHeader to ClientOptions and updating the payloadCodecInterceptor, Eddie enabled the CLI to propagate custom headers, including authentication tokens and metadata, with each request. This work leveraged Go and gRPC, demonstrating proficiency in API integration and CLI development. The solution addressed the need for secure, customizable communication between the CLI and codec server, allowing users to tailor authentication and metadata handling. Eddie’s contribution reflects a focused, well-scoped engineering effort with clear, practical impact.